The IMF’s World Revenue Longitudinal Database: 2026 Update

Author: Fayçal Sawadogo, Kiran Rimal, Maria Sarrabayrouse, Uzochukwu Alutu, Grace Ashley, and Ms. Jia Chen

Key updates and revenue development highlights of the 2026 version of the IMF's World Revenue Longitudinal Database (WoRLD), a comprehensive dataset that tracks government revenue trends since the early 1980s, using the classification of the Government Finance Statistics Manual.

Volume/Issue: Volume 2026 Issue 005

Publication date: March 2026

ISBN: 9798229039314

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Topics covered in this book

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Finance , Economics- Macroeconomics , Public Finance , Taxation - General , government finance statistics , Middle East and Central Asia , Middle East , Asia and Pacific , Central Asia , Western Hemisphere , Africa , Sub-Saharan Africa , Europe , nontax revenues , revenue development , tax revenues , World Revenue Longitudinal Database , Public expenditure review , Social security contributions , Income tax systems , Income and capital gains taxes , Tax allowances

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Summary

This note presents the key updates and revenue development highlights of the 2026 version of the IMF's World Revenue Longitudinal Database (WoRLD), a comprehensive dataset that tracks government revenue trends since the early 1980s, using the classification of the Government Finance Statistics Manual. With data for 195 countries, including 191 IMF member countries, WoRLD provides policymakers, researchers, and the public with invaluable insights into the evolution of the level and composition of revenues and tax revenues. Key updates for the 2026 publication include extending country coverage to Aruba and Liechtenstein and time coverage to 2024.